I have a 1998 crown Victoria and can't find the

Recheck the spark plug wires to make sure that they all seated properly. Also, make sure that you got the wires on the correct plugs.

on both sides of engine,on front and rear of cylinder heads and the dreaded on back of engine between motor and transmission

In the sides of the head

have u checked the destertcap

at the end of rhe spark plug wires.

The spark plug wires are those long black whatchamacallits that you see on top of the big thing that makes your car go.

First lift the thingy and prop it up with that long metal stick.

Unbelievable

They should be located at the top side of the valve covers under the coils.

they are coil on plug.there is a coil for each plug,and they are underneath the valve covers.the platinum tip plugs are changed every 160000 kilometers.

hi try this site there are some pictures for you to look at..hope this helps, just click link below
http://autorepair.about.com/library/firing_orders/bl-ford-firing-98.htm

Attempt to change all of the spark plug wiring and spark plugs. Then start the vehicle.

They are located in the head cylinders side board as all other engines in the past